On Wed, 2017-07-26 at 09:47 -0400, Pankaj Gupta wrote: > > > Just want to summarize here(high level): > > This will require implementing new 'virtio-pmem' device which > presents > a DAX address range(like pmem) to guest with read/write(direct > access) > & device flush functionality. Also, qemu should implement > corresponding > support for flush using virtio. > Alternatively, the existing pmem code, with a flush-only block device on the side, which is somehow associated with the pmem device. I wonder which alternative leads to the least code duplication, and the least maintenance hassle going forward. -- All rights reversed
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